I dont know... Everytime there's update. App store would download the apps all over again. And it always used up all data. I dont think adding 2 skin+ some system update is around 200 mb...
1) Get a permanent-marker and write name of the heroes you always wanted on your tummy.
2) Run around the house 5 times per heroes you write
3)Roll (If not succeed, proceed to step 4)
5) Repeat. (Y so serious?)